FR2476899A1 - Agencement de contacts electriques dans un appareil photographique pour la transmission d'informations relatives a des objectifs interchangeables - Google Patents

Agencement de contacts electriques dans un appareil photographique pour la transmission d'informations relatives a des objectifs interchangeables Download PDF

Info

Publication number
FR2476899A1
FR2476899A1 FR8103601A FR8103601A FR2476899A1 FR 2476899 A1 FR2476899 A1 FR 2476899A1 FR 8103601 A FR8103601 A FR 8103601A FR 8103601 A FR8103601 A FR 8103601A FR 2476899 A1 FR2476899 A1 FR 2476899A1
Authority
FR
France
Prior art keywords
contacts
mount
electrical contacts
lens
diaphragm
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
FR8103601A
Other languages
English (en)
French (fr)
Other versions
FR2476899B1 (it
Inventor
Zenichi Okura
Yasuyuki Haneishi
Shinzuke Kohmoto
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Pentax Corp
Original Assignee
Asahi Kogaku Kogyo Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Asahi Kogaku Kogyo Co Ltd filed Critical Asahi Kogaku Kogyo Co Ltd
Publication of FR2476899A1 publication Critical patent/FR2476899A1/fr
Application granted granted Critical
Publication of FR2476899B1 publication Critical patent/FR2476899B1/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B7/00—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly
    • G03B7/20—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly in accordance with change of lens
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B17/00—Details of cameras or camera bodies; Accessories therefor
    • G03B17/02—Bodies
    • G03B17/12—Bodies with means for supporting objectives, supplementary lenses, filters, masks, or turrets
    • G03B17/14—Bodies with means for supporting objectives, supplementary lenses, filters, masks, or turrets interchangeably

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Structure And Mechanism Of Cameras (AREA)
  • Exposure Control For Cameras (AREA)
  • Diaphragms For Cameras (AREA)
FR8103601A 1980-02-26 1981-02-24 Agencement de contacts electriques dans un appareil photographique pour la transmission d'informations relatives a des objectifs interchangeables Granted FR2476899A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1980024447U JPS56126627U (it) 1980-02-26 1980-02-26

Publications (2)

Publication Number Publication Date
FR2476899A1 true FR2476899A1 (fr) 1981-08-28
FR2476899B1 FR2476899B1 (it) 1984-07-20

Family

ID=12138399

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8103601A Granted FR2476899A1 (fr) 1980-02-26 1981-02-24 Agencement de contacts electriques dans un appareil photographique pour la transmission d'informations relatives a des objectifs interchangeables

Country Status (7)

Country Link
US (1) US4357089A (it)
JP (1) JPS56126627U (it)
DE (1) DE3106592C2 (it)
FR (1) FR2476899A1 (it)
GB (1) GB2070264B (it)
HK (1) HK13185A (it)
SG (1) SG75284G (it)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6235071Y2 (it) * 1981-04-21 1987-09-07
JPS6241307Y2 (it) * 1981-05-01 1987-10-22
JPS57180305U (it) * 1981-05-12 1982-11-16
JPS5868023A (ja) * 1981-10-19 1983-04-22 Nippon Kogaku Kk <Nikon> カメラの電気的コネクタ−装置
US4448509A (en) * 1981-10-26 1984-05-15 Canon Kabushiki Kaisha Interchangeable lens barrel with signal transfer contacts
JPS58105130A (ja) * 1981-12-17 1983-06-22 Asahi Optical Co Ltd 光フアイバによるレンズ側情報伝達機構
JPS59157621A (ja) * 1983-02-28 1984-09-07 Asahi Optical Co Ltd マルチモ−ドカメラにおける露出制御方式及び絞値，シヤツタ−速度表示方式
JPS6053912A (ja) * 1983-09-02 1985-03-28 Minolta Camera Co Ltd カメラのレンズ着脱マウント装置および交換レンズ
US4603955A (en) * 1984-01-20 1986-08-05 Asahi Kogaku Kogyo Kabushiki Kaisha Data transmission between interchangeable lens and a camera body
JPS60241030A (ja) * 1984-05-16 1985-11-29 Sigma:Kk 完全自動絞式交換レンズ
JPS60243643A (ja) * 1984-05-18 1985-12-03 Asahi Optical Co Ltd 撮影レンズの情報伝達用電気接点構造
JPS6189821U (it) * 1984-11-19 1986-06-11
AU585700B2 (en) * 1986-02-05 1989-06-22 Asahi Kogaku Kogyo Kabushiki Kaisha Kinematic linkage in interchangeable lens
JPS62195633A (ja) * 1986-02-24 1987-08-28 Canon Inc 光学付属品
JPH01120135U (it) * 1988-02-05 1989-08-15
JPH0734093B2 (ja) * 1988-10-13 1995-04-12 キヤノン株式会社 カメラシステム
JP2547903Y2 (ja) * 1989-07-06 1997-09-17 旭光学工業株式会社 オートフォーカス式カメラの電気接点構造
US5274413A (en) * 1990-02-14 1993-12-28 Asahi Kogaku Kogyo Kabushiki Kaisha Mount assembly of optical devices
JPH0453232U (it) * 1990-09-10 1992-05-07
JP2575127Y2 (ja) * 1992-12-24 1998-06-25 旭光学工業株式会社 レンズのアクセサリ着脱機構
US6336754B1 (en) 1997-12-05 2002-01-08 Asahi Kogaku Kogyo Kabushiki Kaisha Setting communication system in accordance with type of lens attached to body
JP5810660B2 (ja) * 2011-06-17 2015-11-11 リコーイメージング株式会社 カメラボディ、レンズ鏡筒、及び、レンズ交換式カメラ
JP5810661B2 (ja) * 2011-06-17 2015-11-11 リコーイメージング株式会社 カメラボディ
CN105308501B (zh) * 2013-06-21 2018-01-16 富士胶片株式会社 电接点装置、透镜单元、摄像装置
USD771123S1 (en) 2014-09-01 2016-11-08 Apple Inc. Display screen or portion thereof with multi-state graphical user interface
USD752624S1 (en) 2014-09-01 2016-03-29 Apple Inc. Display screen or portion thereof with graphical user interface
USD762659S1 (en) 2014-09-02 2016-08-02 Apple Inc. Display screen or portion thereof with graphical user interface
USD804502S1 (en) 2016-06-11 2017-12-05 Apple Inc. Display screen or portion thereof with graphical user interface
US10479288B2 (en) 2016-08-05 2019-11-19 MotoCrane, LLC Releasable vehicular camera mount
USD910050S1 (en) 2019-03-22 2021-02-09 Apple Inc. Electronic device with graphical user interface
USD951287S1 (en) 2020-06-19 2022-05-10 Apple Inc. Display screen or portion thereof with graphical user interface
USD942509S1 (en) 2020-06-19 2022-02-01 Apple Inc. Display screen or portion thereof with graphical user interface

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2705187A1 (de) * 1976-02-19 1977-09-01 Minolta Camera Kk Wechselobjektiv fuer spiegelreflexkameras mit lichtmessung durch das objektiv
US4104649A (en) * 1975-11-06 1978-08-01 Canon Kabushiki Kaisha Adaptor for providing a digital signal indicating the full open F number of an interchangeable photo-taking lens in a single lens reflex camera system
GB2011099A (en) * 1977-12-22 1979-07-04 Pentacon Dresden Veb Photographic objective with a digital coding arrangement

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3762295A (en) * 1971-04-09 1973-10-02 Hattori Tokeiten Kk Camera with exchangeable lens

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4104649A (en) * 1975-11-06 1978-08-01 Canon Kabushiki Kaisha Adaptor for providing a digital signal indicating the full open F number of an interchangeable photo-taking lens in a single lens reflex camera system
DE2705187A1 (de) * 1976-02-19 1977-09-01 Minolta Camera Kk Wechselobjektiv fuer spiegelreflexkameras mit lichtmessung durch das objektiv
GB2011099A (en) * 1977-12-22 1979-07-04 Pentacon Dresden Veb Photographic objective with a digital coding arrangement

Also Published As

Publication number Publication date
GB2070264A (en) 1981-09-03
US4357089A (en) 1982-11-02
GB2070264B (en) 1984-04-26
DE3106592C2 (de) 1984-07-05
SG75284G (en) 1985-04-26
DE3106592A1 (de) 1982-03-18
FR2476899B1 (it) 1984-07-20
HK13185A (en) 1985-03-01
JPS56126627U (it) 1981-09-26

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Legal Events

Date Code Title Description
DL Decision of the director general to leave to make available licences of right